<template>
  <!--
        作者：luoyiming
        时间：2019-10-25
        描述：权限-角色管理-编辑角色
    -->
  <div v-loading="loading">
    <!--form表单-->
    <el-form size="small" ref="form" :model="form" label-width="180px">
      <!--编辑角色-->
      <div class="common-form">编辑角色</div>

      <el-form-item label="角色名称：" prop="role_name" :rules="[{ required: true, message: ' ' }]">
        <el-input v-model="form.role_name" placeholder="请输入角色名称" class="max-w460"></el-input>
      </el-form-item>
      <el-form-item label="权限列表：" v-model="form.access_id">
        <el-tree
          :data="data"
          show-checkbox
          node-key="access_id"
          :default-expand-all="true"
          :default-checked-keys="select_menu"
          :props="defaultProps"
          @check="handleCheckChange"
        ></el-tree>
      </el-form-item>

      <el-form-item label="排序："><el-input type="number" v-model="form.sort" placeholder="请输入排序" class="max-w460"></el-input></el-form-item>

      <!--提交-->
      <div class="common-button-wrapper">
        <el-button size="small" type="info" @click="cancelFunc">取消</el-button>
        <el-button type="primary" size="small" @click="onSubmit" :loading="loading">提交</el-button>
      </div>
    </el-form>
  </div>
</template>

<script>
import AuthApi from '@/api/auth.js';

export default {
  data() {
    return {
      /*是否正在加载*/
      loading:true,
      /*表单数据对象*/
      form: {
        access_id: []
      },
      data: [],
      /*角色列表*/
      roleList: [],
      /*权限选中*/
      select_menu: [],
      /*权限树菜单重新自定义字段*/
      defaultProps: {
        children: 'children',
        label: 'name'
      },
      role_id: 0
    };
  },
  created() {
    this.role_id = this.$route.query.role_id;
    /*获取列表*/
    this.getData();
  },
  methods: {
    /*修改角色*/
    onSubmit() {
      let self = this;
      let form = self.form;
      self.$refs.form.validate(valid => {
        if (valid) {
          self.loading = true;
          AuthApi.roleEdit({
            role_id: self.role_id,
            params: JSON.stringify(form)
          }, true)
            .then(data => {
              self.loading = false;
              self.$message({
                message: '修改成功',
                type: 'success'
              });
              self.$router.push('/auth/role/index');
            })
            .catch(error => {
              self.loading = false;
            });
        }
      });
    },

    /*获取所有的数据*/
    getData() {
      let self = this;
      AuthApi.roleEditInfo({
        role_id: self.role_id
      })
        .then(data => {
          let obj = self.clearData(data.data.menu, data.data.select_menu);
          self.select_menu = data.data.select_menu;
          self.form = data.data.model;
          self.roleList = data.data.roleList;
          self.data = data.data.menu;
          if (self.form.parent_id == 0) {
            self.form.parent_id = 0 + '';
          }
          self.loading = false;
        })
        .catch(error => {
          self.loading = false;
        });
    },

    /*清除数据*/
    clearData(list, authlist) {
      let total = 0;
      let leng = list.length;
      for (let i = 0; i < leng; i++) {
        let item = list[i];
        if (item.children != null) {
          let flag = this.clearData(item.children, authlist);
          if (!flag) {
            let _index = authlist.indexOf(item.access_id);
            if (_index >= 0) {
              authlist.splice(_index, 1);
            }
          }
        }
        if (authlist.indexOf(item.access_id) != -1) {
          total++;
        }
      }
      if (total < leng) {
        return false;
      } else {
        return true;
      }
    },

    /*监听选中*/
    handleCheckChange(data, checked) {
      this.form.access_id = checked.checkedKeys.concat(checked.halfCheckedKeys);
    },

    /*取消*/
    cancelFunc() {
      this.$router.back(-1);
    }

  }
};
</script>

<style lang="scss" scoped>
.basic-setting-content {
}

.product-add {
  padding-bottom: 50px;
}

.img {
  margin-top: 10px;
}
</style>
